28333240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{103}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 72465120

約数和(自身を除く): 44131880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 103, 104, 115, 130, 184, 206, 230, 260, 299, 412, 460, 515, 520, 529, 598, 824, 920, 1030, 1058, 1196, 1339, 1495, 2060, 2116, 2369, 2392, 2645, 2678, 2990, 4120, 4232, 4738, 5290, 5356, 5980, 6695, 6877, 9476, 10580, 10712, 11845, 11960, 13390, 13754, 18952, 21160, 23690, 26780, 27508, 30797, 34385, 47380, 53560, 54487, 55016, 61594, 68770, 94760, 108974, 123188, 137540, 153985, 217948, 246376, 272435, 275080, 307970, 435896, 544870, 615940, 708331, 1089740, 1231880, 1416662, 2179480, 2833324, 3541655, 5666648, 7083310, 14166620, 28333240]

約数ペア:

[(1, 28333240), (2, 14166620), (4, 7083310), (5, 5666648), (8, 3541655), (10, 2833324), (13, 2179480), (20, 1416662), (23, 1231880), (26, 1089740), (40, 708331), (46, 615940), (52, 544870), (65, 435896), (92, 307970), (103, 275080), (104, 272435), (115, 246376), (130, 217948), (184, 153985), (206, 137540), (230, 123188), (260, 108974), (299, 94760), (412, 68770), (460, 61594), (515, 55016), (520, 54487), (529, 53560), (598, 47380), (824, 34385), (920, 30797), (1030, 27508), (1058, 26780), (1196, 23690), (1339, 21160), (1495, 18952), (2060, 13754), (2116, 13390), (2369, 11960), (2392, 11845), (2645, 10712), (2678, 10580), (2990, 9476), (4120, 6877), (4232, 6695), (4738, 5980), (5290, 5356)]